Circuit board and electronic device using the same

Details Circuit board and electronic device using the same Circuit board and electronic device using the same

2011-08-09

2011-08-09

Datskovskiy, Michail V (Department: 2835)

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

C361S748000, C361S760000, C361S807000, C361S808000, C174S260000, C174S261000, C174S263000, C257S737000, C257S782000, C257S784000, C228S180210, C029S830000, C029S840000, C029S852000

Reexamination Certificate

active

07995353

ABSTRACT:
A circuit board includes four positioning pads placed on a surface of the circuit board, four positioning holes corresponding to the positioning pads, respectively, and a solder mask placed on the surface around the periphery of the positioning pads. An arc-shaped recess is defined at a side of each positioning pad near the corresponding positioning hole and the space between the edges of the positioning pad and the positioning hole ranges from 0.2 mm to 0.5 mm.

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